Home / 88,067,811.20-132,101,716.80-57,456,809.60

Finding the Fourth Proportional to 88,067,811.20, 132,101,716.80 and 57,456,809.60

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Solution

The fourth proportional to 88,067,811.20, 132,101,716.80 and 57,456,809.60 is: 86,185,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,067,811.20 : 132,101,716.80 = 57,456,809.60 : x
  2. Step 2: Convert to fraction form
    88,067,811.20/132,101,716.80 = 57,456,809.60/x
  3. Step 3: Cross multiply
    88,067,811.20x = 132,101,716.80 × 57,456,809.60
  4. Step 4: Simplify right side
    88,067,811.20x = 7,590,143,190,010,721
  5. Step 5: Solve for x
    x = 7,590,143,190,010,721/88,067,811.20
  6. Step 6: Final answer
    x = 86,185,214.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.